rom a square cardboard of side 21 cm, a circle of maximumthe area of t

1.	rom a square cardboard of side 21 cm, a circle of maximumthe area of the cardboard left.areaiscutout.FindDiameter of circle of maximum area = 21 cm.]
Answer» radius of the circle in the square= side/2 = 21/2=10.5cm area left after cutting the circle will be = area of square - area of circle=21^2 - π 10.5^2=94.64 cm^2

rom a square cardboard of side 21 cm, a circle of maximumthe area of the cardboard left.areaiscutout.FindDiameter of circle of maximum area = 21 cm.]

Answer»

radius of the circle in the square= side/2 = 21/2=10.5cm

area left after cutting the circle will be = area of square - area of circle=21^2 - π 10.5^2=94.64 cm^2